dns02.lolipop.jp has one IP number , which also has a corresponding reverse pointer. dns2.lolipop.jp point to the same IP. lolipop.jp is a domain controlled by two nameservers on different IP networks. Incoming mail for lolipop.jp is handled by one mailserver at lolipop.jp themselves. lolipop.jp has one IP number. dns02.lolipop.jp is hosted on a server in Japan.